WorksheetChapter 15Define the following:A.chemical equilibrium-B.law of mass action-C.Le Chatelier's principle-D.heterogeneous equilibriaSolve the following:1.What is a heterogeneous catalyst? ___________________________2.What is the equilibrium expression for the following reaction:2A+5B___________________3.What is the Kpof the above reaction if the PA= 35 torrs, PB= 10torrs, and PC= 0.56 torrs?3C______________4.What is the equilibrium expressions for Kc and Kp for the followingreaction?SnO2(s)+2CO(g)Sn(s)+2CO2(g)_____________________________, ___________________________5.What is the equilibrium constant for the above equation if theequilibrium concentrations are:[CO] = 3.4 M, [CO2] = 2.1 x 10-1_______________6.What is the direction of the equilibrium of Number 5? _________7.A mixture of 1.374 g of H2, and 70.31 g of Br2is heated in aM